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Diamond Drilling

 Subject
Subject Source: Local sources

Found in 161 Collections and/or Records:

6830-79 -- Ray Drill Steel Breaker Rock & Diam Drills, 1975-01-28

 Item — Cabinet Tan Cabinet 5
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1975-01-28

6846-79 -- Foundation Form for Subterranean Machine 003 Rock & Diam Drill, 1975-03-21

 Item — Cabinet Tan Cabinet 5
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1975-03-21

6915-111 -- Stabilizer for Diamond Drill Rock and Diam. Drill, 1975-10-17

 Item — Cabinet 2, Drawer: 5, Folder: 111
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1975-10-17

7042-71 -- Packeer Form for Robbins 40R Raise Bore Rock andb Diam. Drills, 1976-07-07

 Item — Cabinet Tan Cabinet 4
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1976-07-07

7125-79 -- Mounting Plate for Hydraulic Pump & Eimco 21 Air Motor Diamond Drill, 1977-04-13

 Item — Cabinet Tan Cabinet 5
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1977-04-13

7129-109 -- Sprocket & Cchain Guard for Wire Line on Hyd. Diamond Drill, 1977-04-29

 Item — Cabinet 2, Drawer: 4, Folder: 109
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1977-04-29

7263-111 -- Plug for Diamond Drill Hole Mine Misc., 1978-05-10

 Item — Cabinet 2, Drawer: 5, Folder: 111
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1978-05-10

7331-56 -- Water Swivel System for Diamond Drill, 1978-11-16

 Item — Cabinet 2, Drawer: 1, Folder: 56
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1978-11-16

7649-81 -- Gardner Denver Slabback Screw Feed to Mount Tampella Drill Rock & Diamond Drills, 1980-11-18

 Item — Cabinet Tan Cabinet 5
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1980-11-18